1. Main technical data

 Main product: kraft paper, corrugated paper, cardboard paper

 Raw material: OCC/LOCC, waste paper, wood pulp, virgin pulp, recycled paper

 Basic weight: 60-150g/m2

 Trimmed width: 5800mm

 Working speed: 500m/min

 Designed speed: 550m/min

 Production capacity: 500t/d

Dynamic balance correction of rolls: G2.5 

Dynamic balance correction of cylinders: G4

Dynamic balance correction of winding roll: G1.6

Driving mode: AC motor frequency conversion speed subsection drive

Floor arrangement: one floor arrangement

 Arrangement types: right hand machine

Cross direction water difference: ≤±1%

Cross direction basic weight difference: ≤±1.5%

Usually, paper mills make use of kinds of waste paper to produce new corrugated/fluting paper.

2. Requirement of technology

 Dryness after wire section: ≥20%

Dryness after press section: ≥45%

Dryness of entering sizing machine: ≥92% 

Dryness after sizing machine: ≥65%

Dryness of finished paper: 92%

Sizing concentration:  8%

Sizing amount:  2.5~3 g/ m2  each face

Lateral shrinkage: ≤5%

3. Main structure:

Air cushion type headbox--double fourdrinier wire--first stage vacuum suction transfer roll--fist stage k type combined press--first stage double felts φ1350 big roll press--one φ1500 leading paper dryer cylinder--3 φ1500UNO dryer cylinders and 23 φ1800 dryer cylinders(1+3/3 adopts single hanging type +10+10 )-- sizing machine-- 10 φ1800 dryer cylinders -- calender -- B/M -- pneumatic reeling machine .

---Case show

Leizhan is China first class paper & pulp manufacturer since the establishment of 1980. We have customers and turn-key projects in and out of China. We can provide you with first grade products and service.

---About experience

Zhengzhou Leizhan Technology Paper Machinery Co., LTD is first class paper and pulp machinery manufacturer with more than 40 years manufacturing experience since 1980. We are professional in making complete set paper production line, including pulp making and paper manufacturing.

---Main market

We have many customers in Argentina, Uzbekistan, Turkmenistan, Malaysia, Vietnam, Pakistan, Russia, etc. And we are looking forward to establish cooperation relationship with friends all around the world. We warmly welcome you on-the-spot investigation!

---Certifications

Q: What do you offer?

A: We can offer the whole pulp and paper production line. From factory design to machine installation and training, our company can supply for you all.

Q: Are your a manufacturer?

A: Yes. Of course we are. We are spealized in pulp & paper equipment manufacturing in China for 44 years. There are about 50 paper mills near our factory and most of them are using our machines. So, welcome to visit our factory and I believe you will be satisfied with our products.

Q: What's your advantages?

A: We have 44 years experience in the field of paper making machine industry. 20000 square meters workshop with more than 200 staffs including 50 engineers. ISO9001:2000 and BV certification. Strict quality control of every procedure.